Finding the Fourth Proportional to 177,193.92, 244,518.30 and 100,702.80
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Solution
The fourth proportional to 177,193.92, 244,518.30 and 100,702.80 is: 138,964.57
Step by Step Solution
- Step 1: Write the proportion equation
177,193.92 : 244,518.30 = 100,702.80 : x - Step 2: Convert to fraction form
177,193.92/244,518.30 = 100,702.80/x - Step 3: Cross multiply
177,193.92x = 244,518.30 × 100,702.80 - Step 4: Simplify right side
177,193.92x = 24,623,677,461.24 - Step 5: Solve for x
x = 24,623,677,461.24/177,193.92 - Step 6: Final answer
x = 138,964.57
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.